body,html
{
    width: 100%;
    height: 100%;
}
body
{
    background: url("image/background.png");
}
.a td
{
	position: relative;
	line-height: 100%;
	font-size: 30px;
	height: 90px;
    background-color: limegreen;
    text-align: center;
    line-height: 50px;
    color: #ffffff;
}
.a a,.a a:active,.a a:link,.a a:checked{text-decoration:none;color: #ffffff;}
.b,ul,li
{
	font-size: 30px;
    width: 100%; 
}
.b
{
	height: 100%;
    text-align: center;
    color: #ffffff;
}
.c
{
	width:100%;
    height: auto;
    background-color:gainsboro;
    display: none;
	position: absolute;
}
ul
{
    list-style: none;
    margin-left: -40px;
}
ul li
{
    line-height: 50px;
    display: block;
    text-align: center;
} 
.a td:hover{
	cursor: pointer;
	font-size: 100px;
}
.a td:hover .c{ display: block; }
.a td:hover
{
    background-color: green;
}
li:hover
{
    background-color: gray;
    color: #FFFFFF;
}
.context
{
	padding: 20px;
	background:rgba(255, 255, 255, 0.7);
	vertical-align: top;
}
#headline
{
	background: #656565;
}
.table1 td
{
	background:  rgba(199,237,181,0.66);
}
.table1 td div,.context div
{
	font-size: 25px;
	text-indent: 20px;
	padding: 50px;
}
.context div img
{
	padding: 20px;
	float: right;
	clear: both;
}
#aline img
{
	float: none;
}
iframe
{
	width:900px;
	height: 600px;
	
}
